Nation in Focus

April 19, 2013

Kevork Djansezian/Getty Images

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WEST, TX - APRIL 18: Bill Warren, a member of Veterans of Foreign Wars Post 4819, lowers the U.S. flag to half staff in memory of victims of the West Fertilizer Company explosion April 18, 2013 about 20 miles north of Waco in West, Texas. A fiery explosion that damaged or destroyed buildings within a half-mile radius ripped through the facility last night, injuring more than 160 people and killing an unknown number of others. (Photo by Kevork Djansezian/Getty Images)

Kevork Djansezian/Getty Images

2of26

WEST, TX - APRIL 18: Bill Warren, a member of Veterans of Foreign Wars Post 4819, lowers the U.S. flag to half staff in memory of victims of the West Fertilizer Company explosion April 18, 2013 about 20 miles north of Waco in West, Texas. A fiery explosion that damaged or destroyed buildings within a half-mile radius ripped through the facility last night, injuring more than 160 people and killing an unknown number of others. (Photo by Kevork Djansezian/Getty Images)